<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Hello World!</title>
    <meta http-equiv="Content-Security-Policy" content="script-src 'self' 'unsafe-inline';" />
</head>
<body style="background: white;">
   <div id="timer-container">111</div>
   <script src="./renderer.js"></script>
</body>
</html>